Mat with inflatable pillow



FIG. 1 is a top plan view of a mat with inflatable pillow;

FIG. 2 is a left side view thereof; and,

FIG. 3 is a front view thereof.

The portion of the article depicted in broken lines is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a mat with inflatable pillow, as shown and described. 